---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12409 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 11% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 760 19220 4 12112 30864 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:fa:be:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84521sec preferred_lft 84521sec inet6 fe80::f816:3eff:fefa:bed9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:82:f3:1b:bb:59 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::e082:f3ff:fe1b:bb59/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12409) 12/11/25 _x86_64_ (8 CPU) 00:24:05 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:05 11.38 0.07 10.88 0.43 3.22 5043.67 74.42 00:50:01 37.49 2.19 34.30 1.00 327.90 20936.70 1596.34 Average: 24.35 1.12 22.51 0.71 164.46 12936.43 830.23 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:05 22140892 28991652 3305796 10.06 165680 6823468 3415964 10.07 1820816 8352220 1496204 00:50:01 19934944 31649088 624204 1.90 219508 11432588 1443268 4.26 3220520 8894524 328 Average: 21037918 30320370 1965000 5.98 192594 9128028 2429616 7.16 2520668 8623372 748266 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:05 lo 1.71 1.71 0.16 0.16 0.00 0.00 0.00 0.00 00:40:05 ens3 56.69 43.50 232.29 13.04 0.00 0.00 0.00 0.00 00:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 4625.37 4625.37 4416.84 4416.84 0.00 0.00 0.00 0.00 00:50:01 ens3 122.51 107.48 341.58 1288.38 0.00 0.00 0.00 0.00 00:50:01 docker0 77.62 79.35 1278.50 70.14 0.00 0.00 0.00 0.00 00:50:01 veth82a9dff 75.37 76.60 1279.39 8.83 0.00 0.00 0.00 0.10 Average: lo 2297.90 2297.90 2193.56 2193.56 0.00 0.00 0.00 0.00 Average: ens3 89.38 75.27 286.57 646.40 0.00 0.00 0.00 0.00 Average: docker0 38.55 39.41 634.92 34.83 0.00 0.00 0.00 0.00 Average: veth82a9dff 37.43 38.04 635.37 4.38 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12409) 12/11/25 _x86_64_ (8 CPU) 00:24:05 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:05 all 33.14 0.00 1.32 0.35 0.07 65.12 00:40:05 0 29.89 0.00 1.36 1.25 0.07 67.43 00:40:05 1 35.33 0.00 1.26 0.01 0.07 63.33 00:40:05 2 35.83 0.00 1.39 0.04 0.07 62.67 00:40:05 3 30.53 0.00 1.33 0.01 0.07 68.05 00:40:05 4 33.97 0.00 1.33 0.18 0.07 64.45 00:40:05 5 31.31 0.00 1.29 1.21 0.07 66.12 00:40:05 6 23.79 0.00 0.97 0.07 0.06 75.10 00:40:05 7 44.51 0.00 1.59 0.04 0.08 53.78 00:50:01 all 15.77 0.00 2.00 0.22 0.05 81.97 00:50:01 0 11.47 0.00 1.36 0.12 0.06 86.99 00:50:01 1 16.32 0.00 1.99 0.06 0.04 81.59 00:50:01 2 12.92 0.00 1.77 0.33 0.04 84.94 00:50:01 3 22.48 0.00 4.24 0.34 0.05 72.88 00:50:01 4 15.23 0.00 1.60 0.20 0.05 82.93 00:50:01 5 17.52 0.00 1.57 0.28 0.05 80.58 00:50:01 6 17.67 0.00 2.46 0.23 0.05 79.59 00:50:01 7 12.60 0.00 1.00 0.16 0.05 86.18 Average: all 24.52 0.00 1.65 0.28 0.06 73.48 Average: 0 20.74 0.00 1.36 0.69 0.06 77.15 Average: 1 25.90 0.00 1.62 0.04 0.05 72.39 Average: 2 24.46 0.00 1.58 0.18 0.06 73.72 Average: 3 26.55 0.00 2.77 0.18 0.06 70.44 Average: 4 24.65 0.00 1.46 0.19 0.06 73.63 Average: 5 24.45 0.00 1.43 0.74 0.06 73.31 Average: 6 20.76 0.00 1.71 0.15 0.06 77.33 Average: 7 28.66 0.00 1.30 0.10 0.07 69.88